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22 Years
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Trusted Insulation Contractors in Buffalo, NY
EnerGsmart Insulation was founded in 2004 with a mission to provide Western New York with superior spray polyurethane foam insulation solutions. As one of Buffalo's leading insulation contractors, we specialize in both residential and commercial applications, serving Erie, Niagara, Chautauqua, and surrounding counties. Our team of highly experienced installers brings over a decade of average industry expertise, delivering energy-efficient insulation that significantly reduces heating and cooling costs while improving comfort.

We offer a comprehensive range of products including open cell and closed cell spray foam, retrofit foam, cellulose insulation, and thermal ignition barriers. Our commitment to quality extends to exterior roofing foam applications that eliminate the need for roof tear-offs. With thousands of satisfied customers and a focus on technical expertise, we continue to build our reputation as insulation specialists who deliver measurable energy savings and unmatched comfort.
Services
Open Cell Spray Foam Closed Cell Spray Foam Retrofit Foam Cellulose Insulation Thermal Ignition Barrier Roof Foam & Coatings Blower Door Testing
Details
  • Year established: 2004
Highlights and features
  • We have over 20 years of experience in spray foam insulation installation
  • Our team consists of certified experts with extensive industry knowledge
  • We use eco-friendly materials made from renewable energy sources
  • We offer free consultations and customized insulation solutions
  • We guarantee immediate energy bill reductions after installation
What people say
Very professional staff Fantastic job Quieter and warmer Great crew Impressed
Services
Open Cell Spray Foam
Our open cell spray foam provides cost-effective insulation with excellent sound-dampening properties. This lightweight solution expands to fill gaps and creates an effective air barrier for improved energy efficiency. Ideal for interior walls and ceilings, it helps reduce heating and cooling costs while maintaining comfortable indoor temperatures.
Closed Cell Spray Foam
Closed cell spray foam offers superior thermal performance and structural reinforcement. This high-density insulation creates a complete air and moisture barrier, preventing mold growth and energy loss. Perfect for basements, crawl spaces, and commercial buildings, it delivers maximum R-value per inch for long-term energy savings and building protection.
Retrofit Foam
Our retrofit foam solution upgrades insulation in existing homes without major demolition. Using specialized injection techniques, we fill wall cavities and hard-to-reach areas with expanding foam that seals air leaks and improves energy efficiency. This minimally invasive method transforms older buildings into comfortable, energy-efficient spaces.
Cellulose Insulation
Made from recycled paper products, our cellulose insulation offers an environmentally responsible alternative to traditional insulation. Dense-packed cellulose provides excellent thermal performance and fire resistance while reducing noise transmission. Ideal for attics and open wall cavities, it delivers energy savings with sustainable materials.
Roof Foam & Coatings
Our roof foam and acrylic coating system repairs and insulates flat and low-pitched commercial roofs. This seamless application creates a waterproof barrier while improving energy efficiency. The reflective white coating reduces cooling costs, and the system eliminates the need for roof tear-offs, providing decades of durable protection.
People
John Bartlo
President & CEO
John Bartlo founded EnerGsmart Insulation in 2004 after earning his MBA and CPA credentials. With prior experience in energy industry financial management, he introduced spray foam insulation to Western New York markets. His leadership has grown the company to serve over 5,000 customers while maintaining technical excellence and customer satisfaction.
Questions
What insulation services do you offer?
We provide open cell spray foam, closed cell spray foam, retrofit foam, cellulose insulation, thermal ignition barriers, and roof foam coatings for residential and commercial buildings.
How does spray foam insulation improve energy efficiency?
Our spray foam creates an air seal that prevents drafts and heat loss, reducing energy bills by up to 50% compared to traditional fiberglass insulation.
Can you insulate existing homes?
Yes, we specialize in retrofitting existing structures using injection foam and dense-packed cellulose for minimal disruption and maximum efficiency.
Do you offer free estimates?
Yes, we provide free consultations and customized insulation recommendations to help homeowners and businesses achieve optimal energy savings.
What areas do you service?
We serve Erie, Niagara, Chautauqua, Cattaraugus, Allegany, Wyoming, Orleans, and Genesee counties, with select projects in Monroe County.
How long does installation take?
Most residential projects complete within 1-2 days, with commercial installations scheduled based on project size and complexity.
Reviews (7)
Bryan Lohr
Apr 17, 2022 Report
ENERGSMART Foam Insulation came highly recommended from my own contractor network, and from my very first meeting with Bob, it was obvious why. He really knows his stuff, and was able to point out things that other contractors missed. He was also able to secure some NYSERDA funding for our project of insulating our attic. The installers were very professional, respectful, and courteous. They did a great job and cleaned up well after themselves.
Anne McIntosh
Feb 18, 2022 Report
Guys were GREAT today! They were so quiet, so clean. Didn't track snow through the whole house and quietly went up the stairs and quietly shut the doors. I have two kids 2 and 3 years old who were both napping and they were so quiet they didn't even wake up! I really appreciate that.
Ryan Grosse
Aug 26, 2021 Report
Amazing experience with the EnerGSmart team for closed cell foam insulation in two crawl spaces plus rim joists in basement. Responsive office staff, and were quick to come for initial quote and adjust work scope to my budget and needs. Work was very well done, and the install crew were professional and efficient. I plan to use EnergSmart for my attic next year, and would strongly recommend to friends, family, and any random person who sees this on Google.
Thomas Emerson
Jul 26, 2021 Report
Dan did an excellent job spray foaming my mid-century Cape Cod. The application and attention to detail was terrific. Thanks also to Carl for his helping hands at the end of the project. Both young men were courteous and professional. I highly recommend your company and was highly satisfied with your technicians. Great job! Thanks!
Anthony Y.
Jun 22, 2021 Report
Found everyone I came in contact from Energsmart to be very professional and personable. The sales manager, Bob, was the most informative of all the three contractors I had come out to quote my job. The techs that did the work were polite and friendly. I had one small issue on my project and dealt with the owner John. He resolved it promptly and it's clear he cares about doing quality work and this mindset is apparent in his employees as well.

I'm finishing my attic and my job consisted of foaming roughly 1000 sq ft of attic roof/walls, and blowing cellulose into my first floor walls from the attic space above as my house is 1920's balloon framed and made easy access. I am a very particular when it comes to work getting done on my house and they have exceeded my expectations and while I'm certainly not hoping for winter to get here I can't wait to see what this does for my houses energy efficiency. I highly recommend them and would use them again.
Pam Bartlo
May 31, 2021 Report
Completed our job well. Professional behavior from the guys that installed the foam. Great product. Keeps our house a lot warmer in the winter and cooler in the summer. We had our attic and basement rim done. Would recommend Energsmart.
PurpledXP
Apr 27, 2021 Report
I recently had the team from Energsmart to our house to insulate our basement with closed cell spray foam. The team was great. Bob did a great job answering my questions. The office worked with my tight schedule and made it happened. The crew came out on time, they were very professional, thorough, and cleaned up after themselves. Thank you! They weren't the cheapest quote but competitive. But I feel like I got what I paid for and I am very happy Daniel